forked from Minki/linux
Merge branch 'i2c-for-2631-rc3' of git://aeryn.fluff.org.uk/bjdooks/linux
* 'i2c-for-2631-rc3' of git://aeryn.fluff.org.uk/bjdooks/linux: i2c: Use resource_size i2c-davinci: behave with i2cdetect i2c-davinci: convert clock usage after clkdev conversion
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commit
e9e961c9a8
@ -187,6 +187,11 @@ static int i2c_davinci_init(struct davinci_i2c_dev *dev)
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davinci_i2c_write_reg(dev, DAVINCI_I2C_CLKH_REG, clkh);
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davinci_i2c_write_reg(dev, DAVINCI_I2C_CLKL_REG, clkl);
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/* Respond at reserved "SMBus Host" slave address" (and zero);
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* we seem to have no option to not respond...
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*/
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davinci_i2c_write_reg(dev, DAVINCI_I2C_OAR_REG, 0x08);
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dev_dbg(dev->dev, "input_clock = %d, CLK = %d\n", input_clock, clk);
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dev_dbg(dev->dev, "PSC = %d\n",
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davinci_i2c_read_reg(dev, DAVINCI_I2C_PSC_REG));
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@ -387,7 +392,7 @@ static void terminate_write(struct davinci_i2c_dev *dev)
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davinci_i2c_write_reg(dev, DAVINCI_I2C_MDR_REG, w);
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if (!dev->terminate)
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dev_err(dev->dev, "TDR IRQ while no data to send\n");
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dev_dbg(dev->dev, "TDR IRQ while no data to send\n");
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}
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/*
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@ -473,9 +478,14 @@ static irqreturn_t i2c_davinci_isr(int this_irq, void *dev_id)
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break;
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case DAVINCI_I2C_IVR_AAS:
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dev_warn(dev->dev, "Address as slave interrupt\n");
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}/* switch */
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}/* while */
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dev_dbg(dev->dev, "Address as slave interrupt\n");
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break;
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default:
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dev_warn(dev->dev, "Unrecognized irq stat %d\n", stat);
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break;
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}
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}
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return count ? IRQ_HANDLED : IRQ_NONE;
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}
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@ -505,7 +515,7 @@ static int davinci_i2c_probe(struct platform_device *pdev)
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return -ENODEV;
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}
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ioarea = request_mem_region(mem->start, (mem->end - mem->start) + 1,
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ioarea = request_mem_region(mem->start, resource_size(mem),
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pdev->name);
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if (!ioarea) {
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dev_err(&pdev->dev, "I2C region already claimed\n");
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@ -523,7 +533,7 @@ static int davinci_i2c_probe(struct platform_device *pdev)
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dev->irq = irq->start;
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platform_set_drvdata(pdev, dev);
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dev->clk = clk_get(&pdev->dev, "I2CCLK");
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dev->clk = clk_get(&pdev->dev, NULL);
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if (IS_ERR(dev->clk)) {
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r = -ENODEV;
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goto err_free_mem;
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@ -568,7 +578,7 @@ err_free_mem:
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put_device(&pdev->dev);
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kfree(dev);
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err_release_region:
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release_mem_region(mem->start, (mem->end - mem->start) + 1);
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release_mem_region(mem->start, resource_size(mem));
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return r;
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}
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@ -591,7 +601,7 @@ static int davinci_i2c_remove(struct platform_device *pdev)
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kfree(dev);
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mem = platform_get_resource(pdev, IORESOURCE_MEM, 0);
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release_mem_region(mem->start, (mem->end - mem->start) + 1);
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release_mem_region(mem->start, resource_size(mem));
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return 0;
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}
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@ -806,7 +806,7 @@ omap_i2c_probe(struct platform_device *pdev)
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return -ENODEV;
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}
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ioarea = request_mem_region(mem->start, (mem->end - mem->start) + 1,
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ioarea = request_mem_region(mem->start, resource_size(mem),
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pdev->name);
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if (!ioarea) {
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dev_err(&pdev->dev, "I2C region already claimed\n");
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@ -905,7 +905,7 @@ err_free_mem:
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platform_set_drvdata(pdev, NULL);
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kfree(dev);
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err_release_region:
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release_mem_region(mem->start, (mem->end - mem->start) + 1);
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release_mem_region(mem->start, resource_size(mem));
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return r;
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}
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@ -925,7 +925,7 @@ omap_i2c_remove(struct platform_device *pdev)
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iounmap(dev->base);
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kfree(dev);
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mem = platform_get_resource(pdev, IORESOURCE_MEM, 0);
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release_mem_region(mem->start, (mem->end - mem->start) + 1);
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release_mem_region(mem->start, resource_size(mem));
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return 0;
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}
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@ -563,7 +563,7 @@ static int sh_mobile_i2c_probe(struct platform_device *dev)
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goto err_irq;
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}
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size = (res->end - res->start) + 1;
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size = resource_size(res);
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pd->reg = ioremap(res->start, size);
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if (pd->reg == NULL) {
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@ -92,7 +92,7 @@ static int simtec_i2c_probe(struct platform_device *dev)
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goto err;
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}
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size = (res->end-res->start)+1;
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size = resource_size(res);
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pd->ioarea = request_mem_region(res->start, size, dev->name);
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if (pd->ioarea == NULL) {
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